Dust Particle Counter - 2.8" Lcd Display, 320 X 240 Pixels | Detection Of Pm2.5, Hcho And Tvoc With Lithium Battery Power

Product Specifications

Display method: 2.8AcA A LCD screen display, 320 x 240 pixels

Atmospheric pressure: 86Kpa - 106Kpa

Detection method for PM: laser scattering

Sampling time: 1.5 seconds

Product Size: 155 x 87 x 35mm

Detection temperature: -10A A C to 50A A C; 14A A F to 122A A F

Relative humidity: 20% - 85%

Storage temperature: -10A A C to 60A A C; 14A A F to 140A A F

Concentration unit for HCHO and TVOC: mg/mA A

Power source: Lithium battery with 1000 mAh capacity; 5V DC power charging via micro USB port

Product weight: 150g

Test index ....
PM2.5: For smog (PM1.0 and PM10 are the same)
HCHO: For formaldehyde;
TVOC: For benzene,etc Volatile organic compounds;
AQI: For Integrated Air Quality Index.

PM2.5 data are changing all the times, with the air, wind, humidity and other environmental factors change, in the room smoking, cooking fumes, car exhaust emissions, coal, chimney, furnace Such as pollution sources will change the PM2.5 value of this area, resulting in differences in the detection data.